US Bridges

Interstate 77 Nbl over Rtes 52 & 61

Fair

Bland County, Virginia · 058452 S 020752 N · Structure no. 000000000002996

Built
1974
51 years old, rebuilt 1991
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
252 ft
4 main spans
Daily traffic
14,828
2022 count
Owner
State
State Highway Agency

About this bridge

Interstate 77 Nbl over Rtes 52 & 61 is a steel stringer/multi-beam or girder carrying Interstate 77 Nbl over Rtes 52 & 61 in Bland County, Virginia. It was built in 1974 and reconstructed in 1991, so it is 51 years old, older than the Virginia average of 50.7 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 14,828 vehicles a day, roughly 1% of them trucks, projected to reach 15,677 by 2045. The structure is 252 ft (76.8 m) long and 44 ft wide.

CarriesInterstate 77 Nbl
CrossesRtes 52 & 61
Location058452 S 020752 N
RouteInterstate 77
Coordinates37.23933, -81.10619
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating94 US tons
Inventory rating73 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length252 ft (76.8 m)
Longest span71 ft (21.6 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,828 (2022)
Projected traffic15,677 by 2045
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Interstate 77 Nbl over Rtes 52 & 61 built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 1991.

What condition is Interstate 77 Nbl over Rtes 52 & 61 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does Interstate 77 Nbl over Rtes 52 & 61 carry?

About 14,828 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Interstate 77 Nbl over Rtes 52 & 61?

The structure is 252 ft (76.8 m) long with a longest span of 71 ft (21.6 m) and a deck 44 ft wide.

Who owns Interstate 77 Nbl over Rtes 52 & 61?

It is owned by the State Highway Agency.